<?php
header("Content-type:text/html;charset=utf-8");
// $link = mysqli_connect("localhost", "root", "") or die("连接数据库服务器失败");
   $link = mysqli_connect("rm-wz95y5m9bw649q2qtdo.mysql.rds.aliyuncs.com", "dbjsj", "&&&qqq111") or die("连接数据库服务器失败");
 mysqli_select_db($link, "db_jsj") or die("找不到访问数据库");
 mysqli_query($link, "set names utf8"); 
?>